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p3c-oop-standards

Enforces Alibaba P3C OOP standards on Java class design during code reviews.

36|10|Updated Feb 5, 2026
Search Tags:#java#oop#code-review#serialization#override#enforce#equals-hashcode
One-click install
npx skills add https://github.com/jie023/trae-setting --skill p3c-oop-standards
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: p3c-oop-standards
Source: https://github.com/jie023/trae-setting/tree/main/skills/p3c-oop-standards
Command: npx skills add https://github.com/jie023/trae-setting --skill p3c-oop-standards

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill consolidates Alibaba P3C OOP guidelines to help Java developers design robust, consistent classes and avoid common pitfalls in method overriding, equality, and serialization.

Core Features & Use Cases

  • Enforces correct @Override usage for method overrides.
  • Covers safe equals/hashCode implementations and wrapper type handling.
  • Guides on serialization considerations and access control for POJOs (DO/DTO/VO) across layers.
  • Use Case: during design reviews of domain models or when asked for OOP best practices.

Quick Start

Ask the skill to review a Java POJO for adherence to P3C OOP standards, e.g., "Check MyUserDO.java for correct equals/hashCode and proper Override usage."

Frequently Asked Questions about p3c-oop-standards

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I check my Java POJO for correct equals and hashCode implementation?▼

To check Java POJO equals and hashCode implementations, review wrapper type handling and ensure consistent contract adherence. This skill enforces Alibaba P3C OOP standards to guide safe equality checks and proper override usage during code reviews.

What is the correct way to use @Override when designing Java classes?▼

Correct @Override usage in Java classes requires explicitly annotating method overrides to enforce compile-time checks. This skill verifies proper annotation usage on overridden methods to prevent silent bugs and maintain robust Alibaba P3C OOP standards.

How do I handle serialization and access control for DO, DTO, and VO models?▼

Serialization and access control for DO, DTO, and VO models require proper field encapsulation across architectural layers. This skill guides POJO design reviews to ensure safe serialization considerations and appropriate access modifiers per Alibaba P3C OOP standards.

Can I enforce P3C OOP standards without external code review tooling?▼

You can enforce P3C OOP standards without external tooling by relying on standard Java features. This skill requires no additional dependencies and guides consistent object-oriented programming directly during design reviews and IDE-assisted checks.

When should I review Java domain models for OOP best practices?▼

Review Java domain models for OOP best practices during design reviews of domain models or when establishing consistent class architecture. This skill consolidates Alibaba P3C guidelines to help avoid common pitfalls in method overriding, equality, and serialization.

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